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Free Online Crop PDF Margins Online

Remove excess white space from scanned documents and slides. Apply a uniform crop percentage to every page for a cleaner, more compact PDF.

Click to upload or drag & drop a PDF file here

Supports single PDF files

100% Private & Secure — Local Browser Processing

Your privacy is our top priority. Unlike other online tools, we never upload your files to any server. Everything is processed instantly inside your web browser.

  • Zero Server Uploads: Sensitive data never leaves your device.
  • 100% Safe: Perfect for confidential business contracts and personal PDFs.
  • Instant Speed: No queueing or waiting for server downloads.

How to use this tool

  1. Upload the PDF you want to crop.
  2. Enter a Crop margin (%) value — start with 5–10 for typical scans.
  3. Click Crop PDF to trim each page locally.
  4. Download the cropped PDF file.

Frequently asked questions

What does the crop margin percentage mean?

It trims that percentage from each edge of every page. Higher values remove more border; use small values first to avoid cutting content.

Is cropping reversible?

The downloaded file is permanently cropped. Keep your original PDF if you may need uncropped pages later.